With easy adjustability and supportive mesh, the Ignition 2.0 Mesh Headrest helps you find your most comfortable sit. The 4-Way Stretch mesh flexes in every direction to dynamically move with you for a softer, more personal fit. Headrest attaches to Ignition 2.0 models: HIWMM, HIWMMKD, HIWMMS and HIWMMSKD.